Laserfiche WebLink
i Quik Stop Station No 039 February 28,2000 <br /> Stockton,California Subsurface Site Assessment <br /> RECOMMENDATIONS <br /> Based on the above results and conclusions, Horizon recommends the following: <br /> 9 Initiate a quarterly groundwater monitoring schedule for wells MW-1, MW-2 and MW-3 <br /> to evaluate trends in the groundwater flow direction and concentrations of dissolved <br /> hydrocarbons over time, <br /> • If the groundwater flow direction continues to be towards the northwest over time, a <br /> records search should be performed to evaluate possible offsite sources of the gasoline <br /> hydrocarbons detected in the water samples collected beneath the site, and <br /> • If, after a period of one year, petroleum fuel hydrocarbons remain at nondetectable to <br /> low levels, Horizon recommends that the site be granted Low Risk closure and the <br /> monitoring wells be properly abandoned <br /> DISTRIBUTION <br /> A copy of this report should be forwarded to: <br /> Mr Michael Infurna Jr <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> 304 East Weber Avenue, Third Floor <br /> P O Box 388 <br /> Stockton, California 95201-0388 <br /> Mr Mark List <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> 3443 Routier Road <br /> Sacramento, California 95827-3098 <br /> is <br /> 7039-12 rpt 9 HORIZON ENVIRONMENTAL INC <br />